Science Education Resource Center at Carleton College
Serc: Combustion or Oxidation
Students burn a magnesium strip to reinforce the concepts of chemical vs. physical changes, reaction types, conservation of mass, formulas and equations, stoichiometry, Lewis structures, and to explore the concept of oxidation/reduction...
Science Education Resource Center at Carleton College
Serc: Group and Periodic Properties Lab
Learners observe and perform experiments with sodium, potassium, calcium, magnesium, sulfur ,and phosphorus. The discover trends down groups, across periods, and having to do with the pH of metal oxides vs. nonmetal oxides.